New OptiVisor Glass Lens

• This is a new OptiVisor lens
• This is a precision instrument that improves vision and will increase your efficiency
• Each lens is polished to precision opthalmic standards
• It has an interchangeable lens plate for various applications
• It is used for your OptiVisor Binocular Magnifier
• Great for jewelers, hobbies, sewing, artists, draftsmen, architects, pharmacies, doctors and more
• The magnification is 1.75X
• The focal length is 14" (35.6 cm)